Clear articles on nutrition and supplements, always backed by scientific studies.

Alcohol does indeed reduce the muscle-building response following a workout — in men. However, two meta-analyses found no increased muscle loss after the age of 65. 14 studies.
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Whey triggers a greater spike in protein synthesis than milk or meat. However, over a 12-week period, whey, soya and a placebo resulted in the same muscle gains. 19 studies to settle the matter.
By Kalorya · July 28, 2026

The 30 minutes following the session: a meta-analysis has shown that the effect disappears as soon as total protein intake is standardised. However, the way protein is spread throughout the day makes all the difference.
By Kalorya · July 28, 2026

6 g of BCAAs double muscle synthesis… for two hours, after which levels drop back down. And 7.5 g of leucine a day for three months made no difference. 14 studies to settle the matter.
By Kalorya · July 28, 2026

Caffeine, protein, L-carnitine: what the studies really say about ‘slimming’ supplements — and why a calorie deficit remains the key factor.
By Kalorya · July 20, 2026